| Company | Timeline | Status | |
| GW Ainscow Structural Design Consultancy Limited Director • Director | 9 Sep 2014←6 Years→9 Mar 2021 | Dissolved | |
| St. Margaret's Court (Rottingdean) Limited Director • Engineer | 28 Jun 2009←16 Years→Current | Active | |
| Structural & Civil Design Limited Director • Chartered Engineer | 17 Apr 2008←6 Years→30 Jun 2014 | Active | |
| St. Margaret's Court (Rottingdean) Limited Director • Engineer | 29 Jan 2006←8 Months→5 Oct 2006 | Active | |
Alignment Washers Limited Director • Consulting Engineer | 26 Jan 2001←19 Years→22 Sep 2020 | Dissolved | |
Alignment Washers Limited Secretary • Consulting Engineer | 26 Jan 2001←19 Years→22 Sep 2020 | Dissolved | |
| Residential Management Group Limited Director • Consulting Engineer | 26 Jan 1991←14 Years→4 May 2005 | Active | |
